QUERY PLAN                                                                      
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 Index Scan using pg_class_oid_index on pg_class  (cost=0.17..8.44 rows=1 width=194) (actual time=0.035..0.036 rows=1 loops=1)
   Index Cond: (oid = $1)
   InitPlan 2 (returns $1)
     ->  Result  (cost=0.16..0.17 rows=1 width=0) (actual time=0.023..0.023 rows=1 loops=1)
           InitPlan 1 (returns $0)
             ->  Limit  (cost=0.00..0.16 rows=1 width=4) (actual time=0.020..0.021 rows=1 loops=1)
                   ->  Index Scan using pg_class_oid_index on pg_class  (cost=0.00..44.47 rows=281 width=4) (actual time=0.019..0.019 rows=1 loops=1)
                         Index Cond: (oid IS NOT NULL)
 Total runtime: 0.081 ms